Sample ID: 98LC-Q281B
Georef Number: 2005-022484
Reference Title: Geologic map of the Ridgefield Quadrangle, Clark and Cowlitz Counties, Washington.
Reference Author: Evarts-Russell-C; Dinterman-Philip (compiler); Block-Jessica (compiler)

Location Sample Detail Major Data? YES Trace Data? YES Isotope Data? NO

Age: 34 Min Age: 30.6 Max Age: 37.4 Geological Age: EOCENE Age Method: REG-COR Material: IGNEOUS Type: VOLCANIC Composition: INTERMEDIATE Rock Name: ANDESITE

Rock Data

Reference	Technique	Material	SIO2	TIO2	AL2O3	FEOT	MGO	CAO	NA2O	K2O	P2O5	MNO	LOI	NI	CU	ZN	ZR	BA	NB	RB	SR	Y
2005-022484	XRF	WHOLE ROCK	60.91	1.85	15.32	8.23	2.28	4.96	4.2	1.6	0.46	0.19	3.15	11	75	92	264	297	20	31	292	33

Element Normalization
pyrolite OIB

	Cu	Nb	Ni	Rb	Zr	Ba	Sr	Y	Zn
SAMPLE VALUE	75	20	11	31	264	297	292	33	92
	PPM	PPM	PPM	PPM	PPM	PPM	PPM	PPM	PPM
REF STANDARD	30	658	1960	0.6	10.5	6600	19.9	4.3	55
	PPM	PPB	PPB	PPM	PPM	PPB	PPM	PPM	PPM